CVE-2022-49013: sctp: fix memory leak in sctp_stream_outq_migrate()
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: sctp: fix memory leak in sctp_stream_outq_migrate() When sctp_stream_outq_migrate() is called to release stream out resources, the memory pointed to by prio_head in stream out is not released. The memory leak information is as follows: unreferenced object 0xffff88801fe79f80 (size 64): comm "sctp_repo", pid 7957, jiffies 4294951704 (age 36.480s) hex dump (first 32 bytes): 80 9f e7 1f 80 88 ff ff 80 9f e7 1f 80 88 ff ff ................ 90 9f e7 1f 80 88 ff ff 90 9f e7 1f 80 88 ff ff ................ backtrace: [<ffffffff81b215c6>] kmalloc_trace+0x26/0x60 [<ffffffff88ae517c>] sctp_sched_prio_set+0x4cc/0x770 [<ffffffff88ad64f2>] sctp_stream_init_ext+0xd2/0x1b0 [<ffffffff88aa2604>] sctp_sendmsg_to_asoc+0x1614/0x1a30 [<ffffffff88ab7ff1>] sctp_sendmsg+0xda1/0x1ef0 [<ffffffff87f765ed>] inet_sendmsg+0x9d/0xe0 [<ffffffff8754b5b3>] sock_sendmsg+0xd3/0x120 [<ffffffff8755446a>] __sys_sendto+0x23a/0x340 [<ffffffff87554651>] __x64_sys_sendto+0xe1/0x1b0 [<ffffffff89978b49>] do_syscall_64+0x39/0xb0 [<ffffffff89a0008b>] entry_SYSCALL_64_after_hwframe+0x63/0xcd
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=4.15<5.4.226 | |
| Linux Linux kernel | >=5.5<5.10.158 | |
| Linux Linux kernel | >=5.11<5.15.82 | |
| Linux Linux kernel | >=5.16<6.0.12 | |
| Linux Linux kernel | =6.1-rc1 | |
| Linux Linux kernel | =6.1-rc2 | |
| Linux Linux kernel | =6.1-rc3 | |
| Linux Linux kernel | =6.1-rc4 | |
| Linux Linux kernel | =6.1-rc5 | |
| Linux Linux kernel | =6.1-rc6 | |
| Linux Linux kernel | =6.1-rc7 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://git.kernel.org/stable/c/a7555681e50bdebed2c40ff7404ee73c2e932993
- https://git.kernel.org/stable/c/176ee6c673ccd118e9392fd2dbb165423bdb99ca
- https://git.kernel.org/stable/c/0dfb9a566327182387c90100ea54d8426cee8c67
- https://git.kernel.org/stable/c/fa20f88271259d42ebe66f0a8c4c20199e888c99
- https://git.kernel.org/stable/c/9ed7bfc79542119ac0a9e1ce8a2a5285e43433e9
- collector/mitre-cve
- source/MITRE
- agent/title
- agent/references
- agent/type
- agent/description
- agent/first-publish-date
- agent/author
- agent/event
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/remedy
- agent/last-modified-date
- agent/weakness
- agent/severity
- agent/tags
- agent/softwarecombine
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/4.15
- version/linux linux kernel/5.5
- version/linux linux kernel/5.11
- version/linux linux kernel/5.16
- version/linux linux kernel/6.1-rc1
- version/linux linux kernel/6.1-rc2
- version/linux linux kernel/6.1-rc3
- version/linux linux kernel/6.1-rc4
- version/linux linux kernel/6.1-rc5
- version/linux linux kernel/6.1-rc6
- version/linux linux kernel/6.1-rc7